CN219365163U

CN219365163U - Road bridge construction steel bar connection structure

Info

Publication number: CN219365163U
Application number: CN202320189883.XU
Authority: CN
Inventors: 邵世春; 王福伟; 李超; 马兵兵; 姜云龙
Original assignee: Heilongjiang Province Water Resources And Hydropower Group Co ltd
Current assignee: Heilongjiang Province Water Resources And Hydropower Group Co ltd
Priority date: 2023-02-10
Filing date: 2023-02-10
Publication date: 2023-07-18
Anticipated expiration: 2033-02-10

Abstract

The utility model discloses a road bridge construction steel bar connecting structure which comprises steel bars, a connecting seat, a first fixing piece and a second fixing piece, wherein blocking parts are arranged on the first fixing piece and the second fixing piece, connecting holes which axially penetrate through two ends are formed in the connecting seat, sliding grooves are symmetrically formed in the connecting holes, the steel bars extend into the connecting holes so that crescent threads are located in the sliding grooves, a plurality of penetrating grooves which are distributed in a linear array are symmetrically formed in the connecting seat, and the blocking parts are abutted to the steel bars through the penetrating grooves so as to enable the blocking parts and the crescent threads to be distributed in a staggered mode and mutually abutted. According to the road bridge construction steel bar connecting structure, the first fixing piece, the second fixing piece and the connecting seat are utilized to finish the mutual connection under the condition that the end parts of the steel bars are not subjected to secondary polishing, so that the connecting operation efficiency is improved, the damage to the steel bar body is reduced, and the connecting strength is increased.

Description

Road bridge construction steel bar connection structure

Technical Field

The utility model relates to the technical field of steel bar connection structures, in particular to a road and bridge construction steel bar connection structure.

Background

Reinforcing bars are often used as supports or built-in bars to increase structural strength at the stage of road and bridge construction, and two reinforcing bars are sometimes connected to each other to further increase structural strength.

In order to realize detachable interconnection of two reinforcing steel bars, a sleeve is often used, threads are arranged in the sleeve, the ends of the two reinforcing steel bars are ground to form threads when the sleeve is used, and the ends of the two reinforcing steel bars are respectively connected with the inner parts of the two ends of the sleeve in a threaded mode.

Including foretell prior art is with the tip of two reinforcing bars spiral thread of polishing to make two reinforcing bar tip threaded connection respectively in the inside interconnect who accomplishes the reinforcing bar in telescopic both ends, but because need carry out the secondary to the tip of reinforcing bar and polish in order to form the screw thread, increased operating time, lead to connecting operation efficiency lower.

Disclosure of Invention

The utility model aims to provide a road bridge construction steel bar connecting structure which is used for solving the problem that when sleeve connection is used, the end part of a steel bar needs to be subjected to secondary polishing to form threads, so that the connecting operation efficiency is low.

In order to achieve the above object, the present utility model provides the following technical solutions: the utility model provides a road bridge construction reinforcing bar connection structure, includes the reinforcing bar, and it is last symmetry to be provided with the crescent moon line that is linear array and distributes, still includes connecting seat and symmetry set up first mounting and second mounting on it, all be provided with a plurality of blocking parts that are linear array and distribute on first mounting and the second mounting, set up the connecting hole that the axial runs through both ends on the connecting seat, the sliding tray has been seted up to the symmetry in the connecting hole, the reinforcing bar stretches into in order to make crescent moon line is located in the sliding tray, a plurality of running through grooves that are linear array and distribute have been seted up to the symmetry on the connecting seat, first mounting and second mounting staple bolt in the week side of connecting seat makes blocking part through running through the groove conflict in order to make blocking part with crescent moon line staggered distribution and mutual conflict.

Preferably, the pushing plate and the elastic piece are symmetrically arranged in the connecting hole, the mounting part is arranged in the middle of the connecting hole, the pushing plate is slidably arranged in the connecting hole, the elastic piece is arranged on the mounting part, and the elastic piece drives the pushing plate to slidably push the end part of the steel bar so that the crescent threads are abutted against the blocking part.

Preferably, the middle part of the connecting seat is provided with an annular protruding part, the protruding part is positioned on the outer ring surface of the connecting seat, and the cross section of the protruding part is semicircular.

Preferably, the first fixing piece is symmetrically provided with first fixing holes, and the second fixing piece is symmetrically provided with second fixing holes.

Preferably, the connecting seat is made of steel 45.

Preferably, the first fixing piece is a 45 # steel piece.

Preferably, the second fixing piece is a 45 # steel piece.

In the technical scheme, the road bridge construction steel bar connection structure provided by the utility model has the following beneficial effects: utilize the tip of two reinforcing bars to stretch into the connecting hole from the both ends of connecting seat in, the crescent moon line of reinforcing bar is located the sliding tray, make first mounting and second mounting parcel in the week side of connecting seat afterwards so that block the portion and contradict on the reinforcing bar through running through the groove, a plurality of blocks block between the crescent moon line of reinforcing bar and contradict each other in order to lock the reinforcing bar for the connecting seat, utilize first mounting, second mounting and connecting seat with do interconnect under the condition that does not carry out the secondary to the tip of reinforcing bar, connection operating efficiency has been improved and the destruction to the reinforcing bar body has been reduced, increase joint strength.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.

FIG. 1 is a schematic view of the overall structure provided by an embodiment of the present utility model;

FIG. 2 is a schematic view of an overall explosion structure provided by an embodiment of the present utility model;

fig. 3 is a schematic cross-sectional view of the overall structure provided by the embodiment of the utility model.

Reference numerals illustrate:

1. a connecting seat; 11. a connection hole; 12. a sliding groove; 13. a through groove; 14. a boss; 15. a mounting part; 2. reinforcing steel bars; 21. crescent lines; 3. a first fixing member; 31. a first fixing hole; 4. a second fixing member; 41. a second fixing hole; 5. a blocking portion; 6. a pushing plate; 7. an elastic member.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present disclosure more apparent, the technical solutions of the embodiments of the present disclosure will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present disclosure. It will be apparent that the described embodiments are some, but not all, of the embodiments of the present disclosure. All other embodiments, which can be made by one of ordinary skill in the art without the need for inventive faculty, are within the scope of the present disclosure, based on the described embodiments of the present disclosure.

As shown in fig. 1-3, a road bridge construction steel bar connection structure comprises a steel bar 2, crescent threads 21 distributed in a linear array are symmetrically arranged on the steel bar 2, a connection seat 1, a first fixing piece 3 and a second fixing piece 4 which are symmetrically arranged on the connection seat 1, a plurality of blocking parts 5 distributed in a linear array are arranged on the first fixing piece 3 and the second fixing piece 4, connecting holes 11 which axially penetrate through two ends are formed in the connection seat 1, sliding grooves 12 are symmetrically formed in the connecting holes 11, the steel bar 2 stretches into the connecting holes 11 to enable the crescent threads 21 to be located in the sliding grooves 12, a plurality of penetrating grooves 13 distributed in a linear array are symmetrically formed in the connection seat 1, and the blocking parts 5 are abutted to the steel bar 2 through the penetrating grooves 13 on the periphery of the connection seat 1 so that the blocking parts 5 and the crescent threads 21 are distributed in a staggered mode and mutually abutted.

Specifically, as shown in fig. 1, the bilateral symmetry of the steel bar 2 that current building site often used is provided with crescent 21, the connecting hole 11 axial run through of connecting seat 1, the symmetry is provided with sliding groove 12 in connecting hole 11 so that the roll-in of crescent 21 of steel bar 2, run through groove 13 and the blocking part 5 on first mounting 3 and the second mounting 4 also be the slope form with the crescent 21 of steel bar 2 parallels, the tip of two steel bars 2 stretches into in connecting hole 11 from the both ends of connecting seat 1, crescent 21 of steel bar 2 slides into connecting seat 1 from sliding groove 12, make first mounting 3 and second mounting 4 parcel in connecting seat 1's week side so that blocking part 5 contradicts on steel bar 2 through run through groove 13, a plurality of blocking parts 5 block between crescent 21 of steel bar 2 and contradict each other with regard to connecting seat 1 locking, utilize first mounting 3, second mounting 4 and connecting seat 1 are with the tip to carry out the secondary under the circumstances of polishing to steel bar 2 and destroy interconnect efficiency, the joint efficiency has been improved and the second mounting 2 has been reduced and the axial strength has been led to the fact the axially to the fact the axial direction of the connecting seat 21 to increase the structure of 2 and can be increased in contrast with 2, the axial strength of 2 relative to the second mounting 2, the axial strength of the second mounting 1 has been avoided the axial direction of the second mounting 2, the axial strength is increased because of the second mounting 1 has been increased, and the axial strength of the second mounting 1 has been increased, and the structure is increased 2 has been blocked in contrast with the second mounting 2.

Among the above-mentioned technical scheme, utilize the tip of two reinforcing bars 2 to stretch into in the connecting hole 11 from the both ends of connecting seat 1, the crescent moon line 21 of reinforcing bar 2 is located sliding tray 12, make first mounting 3 and second mounting 4 parcel in the week side of connecting seat 1 afterwards so that stop portion 5 contradicts on reinforcing bar 2 through running through groove 13, a plurality of stop portions 5 stop between crescent moon line 21 of reinforcing bar 2 and contradict each other in order to lock reinforcing bar 2 for connecting seat 1, utilize first mounting 3, second mounting 4 and connecting seat 1 with do interconnect under the condition of not polishing the tip of reinforcing bar 2 secondarily, connection work efficiency has been improved and the destruction to the reinforcing bar 2 body has been reduced, increase joint strength.

As a further provided embodiment, symmetry is provided with push plate 6 and elastic component 7 in the connecting hole 11, and the middle part of connecting hole 11 is provided with installation department 15, and push plate 6 slides and sets up in connecting hole 11, and elastic component 7 sets up on installation department 15, and elastic component 7 orders about push plate 6 to slide push bar 2 tip so that crescent moon line 21 contradicts blocking part 5.

Specifically, as shown in fig. 3, the mounting portion 15 is disposed at the middle end of the connecting hole 11, the elastic members 7 are symmetrically disposed on the mounting portion 15, the pushing plate 6 is symmetrically disposed in the connecting hole 11 in a sliding manner, when the steel bar 2 is inserted into the connecting hole 11, and the first fixing member 3 and the second fixing member 4 are locked around the connecting seat 1, the elastic members 7 drive the pushing plate 6 to slide to push the end of the steel bar 2 so that the crescent threads 21 tightly abut against the blocking portion 5, friction between the steel bar 2 and the blocking portion 5 is further increased, connection failure caused by slipping of the steel bar 2 is avoided, and connection stability is increased.

As a further provided embodiment of the present utility model, the middle part of the connecting seat 1 is provided with a ring-shaped protruding portion 14, the protruding portion 14 is located on the outer ring surface of the connecting seat 1, and the cross section of the protruding portion 14 is semicircular.

Specifically, be provided with in the middle part of connecting seat 1 and be annular bellying 14, the existence of bellying 14 is convenient for hold connecting seat 1 so that reinforcing bar 2 inserts in connecting hole 11, and the in-service use of being convenient for, and secondly the existence of bellying 14 can also increase the structural strength of connecting seat 1 self in order to improve the joint strength between two reinforcing bars 2.

As a further provided embodiment of the present utility model, the first fixing hole 31 is symmetrically provided on the first fixing member 3, and the second fixing hole 41 is symmetrically provided on the second fixing member 4.

Specifically, the first fixing piece 3 is symmetrically provided with the first fixing hole 31, the second fixing piece 4 is symmetrically provided with the second fixing hole 41, and the first fixing piece 3 and the second fixing piece 4 can be mutually locked through the bolts, the first fixing hole 31 and the second fixing hole 41, so that the disassembly and the assembly are convenient.

As a further provided embodiment of the present utility model, the connection seat 1 is a number 45 steel member.

Specifically, the connecting seat 1 made of the No. 45 steel has relatively excellent compressive strength and shearing strength, can increase the self strength of the connecting seat 1, and improves the stability of connection of the reinforcing steel bars 2.

As a further provided embodiment of the present utility model, the first fixing member 3 is a number 45 steel member.

Specifically, the first fixing piece 3 made of the No. 45 steel has relatively excellent compressive strength and shearing strength, the self strength of the first fixing piece 3 can be increased, and the connection stability of the reinforcing steel bars 2 is improved.

As a further provided embodiment of the present utility model, the second fixing member 4 is a number 45 steel member.

Specifically, the second fixing piece 4 made of the No. 45 steel has relatively excellent compressive strength and shearing strength, so that the self strength of the second fixing piece 4 can be increased, and the connection stability of the reinforcing steel bars 2 is improved.

Working principle: the ends of two reinforcing bars 2 stretch into connecting hole 11 from the both ends of connecting seat 1, the crescent 21 of reinforcing bar 2 slides into connecting seat 1 from sliding groove 12, make first mounting 3 and second mounting 4 wrap up in the week side of connecting seat 1 afterwards so that stop portion 5 is contradicted on reinforcing bar 2 through running through groove 13, through the bolt, first fixed orifices 31 and second fixed orifices 41 with first mounting 3 and the mutual interlocking of second mounting 4, a plurality of stop portions 5 block between the crescent 21 of reinforcing bar 2 and contradict each other in order to lock reinforcing bar 2 for connecting seat 1, the elastic component 7 drives to support push pedal 6 and slides and push reinforcing bar 2 tip so that crescent 21 closely contradicts on stop portion 5, further increase the frictional force between reinforcing bar 2 and the stop portion 5.

While certain exemplary embodiments of the present utility model have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the utility model, which is defined by the appended claims.

Claims

1. The utility model provides a road bridge construction reinforcing bar connection structure, includes reinforcing bar (2), and its upward symmetry is provided with crescent moon line (21) that are linear array and distribute, its characterized in that still includes connecting seat (1) and symmetry setting up in its last first mounting (3) and second mounting (4), all be provided with a plurality of blocking portion (5) that are linear array and distribute on first mounting (3) and second mounting (4), set up connecting hole (11) that the axial runs through both ends on connecting seat (1), sliding groove (12) have been seted up to the symmetry in connecting hole (11), reinforcing bar (2) stretch into in order to make crescent moon line (21) are located in sliding groove (12), a plurality of run through groove (13) that are linear array and distribute have been seted up to symmetry on connecting seat (1), first mounting (3) and second mounting (4) the hoop in the week side of connecting seat (1) makes blocking portion (5) contradict through run through groove (13) in order to make crisscross line (21) and conflict portion with each other.

2. The road bridge construction steel bar connecting structure according to claim 1, wherein a pushing plate (6) and an elastic piece (7) are symmetrically arranged in the connecting hole (11), an installation part (15) is arranged in the middle of the connecting hole (11), the pushing plate (6) is slidably arranged in the connecting hole (11), the elastic piece (7) is arranged on the installation part (15), and the elastic piece (7) drives the pushing plate (6) to slidably push against the end part of the steel bar (2) so that the crescent threads (21) are abutted against the blocking part (5).

3. The connecting structure of road and bridge construction steel bars according to claim 1, characterized in that a ring-shaped protruding portion (14) is arranged in the middle of the connecting seat (1), the protruding portion (14) is located on the outer ring surface of the connecting seat (1), and the cross section of the protruding portion (14) is semicircular.

4. The connecting structure for road and bridge construction steel bars according to claim 1, wherein the first fixing parts (3) are symmetrically provided with first fixing holes (31), and the second fixing parts (4) are symmetrically provided with second fixing holes (41).

5. The connecting structure of the road and bridge construction steel bars according to claim 1, wherein the connecting seat (1) is a number 45 steel piece.

6. The connecting structure of road and bridge construction steel bars according to claim 1, wherein the first fixing piece (3) is a 45 # steel piece.

7. The connecting structure of road and bridge construction steel bars according to claim 1, characterized in that the second fixing piece (4) is a 45 # steel piece.